Ulster Says No was the name and slogan of a unionist

mass protest A political demonstration is an action by a mass group or collection of groups of people in favor of a political or other cause or people partaking in a protest against a cause of concern; it often consists of walking in a mass march formati ...

campaign against the provisions of the 1985

Anglo-Irish Agreement The Anglo-Irish Agreement was a 1985 treaty between the United Kingdom and the Republic of Ireland which aimed to help bring an end to the Troubles in Northern Ireland. The treaty gave the Irish government an advisory role in Northern Irela ...

which gave the government of the

Republic of Ireland Ireland ( ga, Éire ), also known as the Republic of Ireland (), is a country in north-western Europe consisting of 26 of the 32 counties of the island of Ireland. The capital and largest city is Dublin, on the eastern side of the island. A ...

an advisory role in the governance of

Northern Ireland Northern Ireland ( ga, Tuaisceart Éireann ; sco, label= Ulster-Scots, Norlin Airlann) is a part of the United Kingdom, situated in the north-east of the island of Ireland, that is variously described as a country, province or region. Nort ...

. For British unionists (those who want Northern Ireland to remain part of the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and North ...

), this was seen as foreign interference in the internal affairs of the UK. For

Irish nationalist Irish nationalism is a nationalist political movement which, in its broadest sense, asserts that the people of Ireland should govern Ireland as a sovereign state. Since the mid-19th century, Irish nationalism has largely taken the form of cu ...

s, those provisions were seen as a start at fixing the democratic problem of lack of political representation of the large minority of Irish nationalists in Northern Ireland. The Ulster Says No campaign was led by

Democratic Unionist Party The Democratic Unionist Party (DUP) is a unionist, loyalist, and national conservative political party in Northern Ireland. It was founded in 1971 during the Troubles by Ian Paisley, who led the party for the next 37 years. Currently led by J ...

leader

Ian Paisley Ian Richard Kyle Paisley, Baron Bannside, (6 April 1926 – 12 September 2014) was a Northern Irish loyalist politician and Protestant religious leader who served as leader of the Democratic Unionist Party (DUP) from 1971 to 2008 and First ...

. After the signing of the Anglo-Irish Agreement by

British prime minister The prime minister of the United Kingdom is the head of government of the United Kingdom. The prime minister advises the sovereign on the exercise of much of the royal prerogative, chairs the Cabinet and selects its ministers. As modern p ...

Margaret Thatcher Margaret Hilda Thatcher, Baroness Thatcher (; 13 October 19258 April 2013) was Prime Minister of the United Kingdom from 1979 to 1990 and Leader of the Conservative Party (UK), Leader of the Conservative Party from 1975 to 1990. S ...

and

Taoiseach The Taoiseach is the head of government, or prime minister, of Republic of Ireland, Ireland. The office is appointed by the president of Ireland upon the nomination of Dáil Éireann (the lower house of the Oireachtas, Ireland's national legisl ...

Garret FitzGerald Garret Desmond FitzGerald (9 February 192619 May 2011) was an Irish Fine Gael politician, economist and barrister who served twice as Taoiseach, serving from 1981 to 1982 and 1982 to 1987. He served as Leader of Fine Gael from 1977 to 1987, and ...

, unionist leaders stated that the agreement to allow the Republic's government its new role needed to be put before the Northern Ireland electorate in a referendum and organised a vote in the

Northern Ireland Assembly sco-ulster, Norlin Airlan Assemblie , legislature = 7th Northern Ireland Assembly, Seventh Assembly , coa_pic = File:NI_Assembly.svg , coa_res = 250px , house_type = Unicameralism, Unicameral , hou ...

to that effect.Anglo Irish Agreement Chronology, CAIN website
/ref>

Irish republican Irish republicanism ( ga, poblachtánachas Éireannach) is the political movement for the unity and independence of Ireland under a republic. Irish republicans view British rule in any part of Ireland as inherently illegitimate. The develop ...

party

Sinn Féin Sinn Féin ( , ; en, " eOurselves") is an Irish republican and democratic socialist political party active throughout both the Republic of Ireland and Northern Ireland. The original Sinn Féin organisation was founded in 1905 by Arthur Gri ...

also objected (albeit for different reasons). For similar reasons, in the Irish Parliament, the main opposition party

Fianna Fáil Fianna Fáil (, ; meaning 'Soldiers of Destiny' or 'Warriors of Fál'), officially Fianna Fáil – The Republican Party ( ga, audio=ga-Fianna Fáil.ogg, Fianna Fáil – An Páirtí Poblachtánach), is a conservative and Christian- ...

also voted against. A large rally protested the move at

Belfast City Hall Belfast City Hall ( ga, Halla na Cathrach Bhéal Feirste; Ulster-Scots: ''Bilfawst Citie Haw'') is the civic building of Belfast City Council located in Donegall Square, Belfast, Northern Ireland. It faces North and effectively divides the comm ...

. The numbers attending were estimated to be at least 100,000 while unionist sources estimated over 200,000.Task force report 1987, Historical background
Unionist Task Force Paisley and all the other unionist MPs resigned from the

British House of Commons The House of Commons is the lower house of the Parliament of the United Kingdom. Like the upper house, the House of Lords, it meets in the Palace of Westminster in London, England. The House of Commons is an elected body consisting of 650 mem ...

in protest, and all except Jim Nicholson were subsequently re-elected in the resultant by-elections.

References

History of Northern Ireland Protests in Northern Ireland Ulster unionism 1980s in Northern Ireland {{Belfast-stub